556438507354 has 8 divisors (see below), whose sum is σ = 834664966740. Its totient is φ = 278216851776.

The previous prime is 556438507343. The next prime is 556438507369. The reversal of 556438507354 is 453705834655.

It can be written as a sum of positive squares in 2 ways, for example, as 528841656225 + 27596851129 = 727215^2 + 166123^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 556438507295 and 556438507304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895869 + ... + 1384000.

Almost surely, 2^556438507354 is an apocalyptic number.

556438507354 is a deficient number, since it is larger than the sum of its proper divisors (278226459386).

556438507354 is a wasteful number, since it uses less digits than its factorization.

556438507354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401904.

The product of its (nonzero) digits is 30240000, while the sum is 55.

The spelling of 556438507354 in words is "five hundred fifty-six billion, four hundred thirty-eight million, five hundred seven thousand, three hundred fifty-four".